You can find many Montessori school in Torrance, but how would you say it is the best for your children. Here are a few things that are necessary for a good preschool for infants and toddlers: Check the hygiene inside the school and classrooms. Rooms and furniture should be clean and well-maintained. Check out the mission and objectives of the school. Make sure they have clear and defined goals for each level of learning toddler.